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avutil/avstring: add av_warn_unused_result

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This does not trigger any warnings, but adds robustness.

Signed-off-by: Ganesh Ajjanagadde <gajjanagadde@gmail.com>
This commit is contained in:
Ganesh Ajjanagadde 2015-10-15 18:04:45 -04:00
parent 492dead9ac
commit a0e390e8ff
1 changed files with 2 additions and 0 deletions
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2
libavutil/avstring.h
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@ -339,6 +339,7 @@ enum AVEscapeMode {
* @return the length of the allocated string, or a negative error code in case of error
* @see av_bprint_escape()
*/
av_warn_unused_result
int av_escape(char **dst, const char *src, const char *special_chars,
enum AVEscapeMode mode, int flags);
@ -378,6 +379,7 @@ int av_escape(char **dst, const char *src, const char *special_chars,
* @return >= 0 in case a sequence was successfully read, a negative
* value in case of invalid sequence
*/
av_warn_unused_result
int av_utf8_decode(int32_t *codep, const uint8_t **bufp, const uint8_t *buf_end,
unsigned int flags);